// import Vue from 'vue'

import Cookies from 'js-cookie'

import 'normalize.css/normalize.css' // a modern alternative to CSS resets

// import Element from 'element-ui'
// import './styles/element-variables.scss'

import '@/styles/index.scss' // global css
import 'bpmn-js/dist/assets/diagram-js.css' // 左边工具栏以及编辑节点的样式
import 'bpmn-js/dist/assets/bpmn-font/css/bpmn.css'
import 'bpmn-js/dist/assets/bpmn-font/css/bpmn-codes.css'
import 'bpmn-js/dist/assets/bpmn-font/css/bpmn-embedded.css'
import 'bpmn-js-properties-panel/dist/assets/bpmn-js-properties-panel.css'

import App from './App'
import store from './store'
import router from './router'

import i18n from './lang' // internationalization
import './icons' // icon
import './permission' // permission control
import './utils/error-log' // error log

import * as filters from './filters' // global filters

import VueDirectiveImagePreviewer from 'vue-directive-image-previewer'
import 'vue-directive-image-previewer/dist/assets/style.css'
Vue.use(VueDirectiveImagePreviewer)
/**
 * If you don't want to use mock-server
 * you want to use MockJs for mock api
 * you can execute: mockXHR()
 *
 * Currently MockJs will be used in the production environment,
 * please remove it before going online ! ! !
 */
// if (process.env.NODE_ENV === 'production') {
//   const { mockXHR } = require('../mock')
//   mockXHR()
// }
import Print from 'vue-print-nb'

Vue.use(Print)

/**
 * 函数防抖
 * @param fn 回调函数 
 * @param delay 间隔时间
 */
Vue.prototype.debounce = function(fn,delay){
  let timer;
  return function(){
    let that = this,arg = arguments;
    console.log('arguments',arg)
    if(timer){
      clearTimeout(timer)
    }
    timer = setTimeout(() => {
      fn.apply(that,arg);
    }, delay);
  }
}

// Vue.use(Element, {
//   size: Cookies.get('size') || 'medium', // set element-ui default size
//   i18n: (key, value) => i18n.t(key, value)
// })

// register global utility filters
Object.keys(filters).forEach(key => {
  Vue.filter(key, filters[key])
})

Vue.config.productionTip = false

new Vue({
  el: '#app',
  router,
  store,
  i18n,
  render: h => h(App)
})
